Thursday 29 September 2022
Ready for a heart dissection
Wednesday 28 September 2022
Chromatography
We took some ground up plant leaves and ran them in a chromatogram using 3 parts hexane, 1 part chloroform and 1 part Acetone. The students had not met using solvents other than water and were surprised at the results.
Tuesday 27 September 2022
Doing Maths online
Some subjects are much easier to teach online. Maths is one of them, Using products like openboard the teacher can project the board in front of the student, but what is the best way of getting to the process back? Using openboard on the students systems works well.
Monday 26 September 2022
Charging and discharging a capacitor
A level Physics online We built and charging and discharging capacitor circuit from locktronics by @MatrixTSL and then looked at what was happening across the bulbs with an oscilloscope
Sunday 25 September 2022
Water Turbine
This eisco kit does a good job on energy conversions. From a header tank which the students have to fill, to drive the turbine to drive a generator to make light and spin a motor. They also pick up energy loss well too.
Saturday 24 September 2022
Taking an ECG
Looking at a @pascoscientific ecg sensors to record the students heart rate and electrical signals using sensors on their arms.
Friday 23 September 2022
Systems Analysis
A major part of A level computing is the project which takes 2 years. Most students seem to want to start with coding, but persuading them to start with analysing the system and how it works saves much more time in the long run.
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A level Math
Students working out just what formulae are and are not in the exam sheet. Then, the panic can begin to memorise the formulae that are not...
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Negative feedback is a difficult concept to try and get over so I tried using a balance board and the @pascoscientific smart cart strapped...
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Getting a classic set of results for the titration of NaOH and HCl is not that difficult but it is nice when we can get students to this ...
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Mechanics: the grand meeting of Maths & Physics! Using strobe light & a ball drop for gravity-acceleration calculations and SUVAT fo...